Alert archive / Colorado / Tornado Warnings / 2011
Tornado Warnings in Colorado, May 2011
30 tornado warnings in May 2011. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of tornado warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count in May 2011. Tap one for its archive.
- Tornado Warnings
- 30
- Busiest day
- May 18, 20118 tornado warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 11, 3:02 PM MDT | Tornado Warning | GLD | Kit Carson | 31 min |
| May 11, 3:36 PM MDT | Tornado Warning | GLD | Kit Carson | 39 min |
| May 11, 4:17 PM MDT | Tornado Warning | GLD | Kit Carson | 43 min |
| May 11, 4:41 PM MDT | Tornado Warning | GLD | Kit Carson | 37 min |
| May 11, 5:28 PM MDT | Tornado Warning | GLD | Yuma | 10 min |
| May 17, 5:20 PM MDT | Tornado Warning | BOU | Morgan | 24 min |
| May 17, 5:57 PM MDT | Tornado Warning | BOU | Washington | 33 min |
| May 17, 6:11 PM MDT | Tornado Warning | BOU | Washington | 34 min |
| May 17, 6:13 PM MDT | Tornado Warning | BOU | Washington | 15 min |
| May 17, 6:26 PM MDT | Tornado Warning | BOU | Washington | 34 min |
| May 17, 6:59 PM MDT | Tornado Warning | BOU | Washington | 31 min |
| May 17, 7:44 PM MDT | Tornado Warning | GLD | Yuma | 30 min |
| May 18, 1:13 PM MDT | Tornado Warning | BOU | Adams, Broomfield | 31 min |
| May 18, 2:29 PM MDT | Tornado Warning | BOU | Adams | 14 min |
| May 18, 5:34 PM MDT | Tornado Warning | PUB | Crowley, Kiowa, Otero | 41 min |
| May 18, 6:09 PM MDT | Tornado Warning | PUB | Kiowa | 51 min |
| May 18, 6:12 PM MDT | Tornado Warning | GLD | Cheyenne | 63 min |
| May 18, 8:03 PM MDT | Tornado Warning | GLD | Cheyenne, Kit Carson | 15 min |
| May 19, 4:35 PM MDT | Tornado Warning | PUB | El Paso | 40 min |
| May 23, 5:33 PM MDT | Tornado Warning | GLD | Yuma | 43 min |
| May 24, 1:06 PM MDT | Tornado Warning | PUB | Huerfano, Las Animas | 13 min |
| May 24, 2:12 PM MDT | Tornado Warning | PUB | Prowers | 22 min |
| May 24, 2:22 PM MDT | Tornado Warning | GLD | Kit Carson | 23 min |
| May 24, 2:47 PM MDT | Tornado Warning | GLD | Kit Carson | 28 min |
| May 28, 8:54 PM MDT | Tornado Warning | BOU | Lincoln | 51 min |
| May 30, 2:20 PM MDT | Tornado Warning | BOU | Weld | 25 min |
| May 30, 2:24 PM MDT | Tornado Warning | BOU | Weld | 36 min |
| May 30, 2:49 PM MDT | Tornado Warning | BOU | Adams | 26 min |
| May 30, 3:00 PM MDT | Tornado Warning | BOU | Adams, Morgan, Weld | 30 min |
| May 30, 3:53 PM MDT | Tornado Warning | BOU | Washington | 22 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.